Identify which among the follwing activities shows physical change or chemical change when applied with heat . Write PC for Physical Change and CC for Chemical Change

16. Melting of candle
17.Burning of wood
18.Boiling of water
19. Cooking rice
20. Frying egg

SCIENCE 5

Write a checmark [/] if the material are useful or a wrong mark if they are harmful

1. Used empty bottles made into a flower vase
2.Fruit and vegetable peelings converted into fertilizers
3. Storing expired medicine in the cabinet
4.Old newspaper used to pack things in the store
5. Scattered broken glass found inside the classroom

write true if the statement is correct or False if wrong.

6.consumers must read product labels when buying grocery items.
7.Place fertilizers in containers and label them as poisonous.
8. throw away platic bottles after using them.
9. Labels are not important in classifying materials as to useful or hamful.
10. food allergen warnings are helpful for those who have allergies .